🇫🇷 Weather in Paris in September
This is what the weather in Paris (France) was like in September in 2017–2026.
Key facts at a glance
Avg. daytime high
22.7 °C
19.3 °C – 26.2 °C
Avg. night-time low
11.5 °C
9.7 °C – 14.0 °C
Avg. rain days in period
9.4
31 % of days · ≥ 1.0 mm
Avg. precipitation in period
50.3 mm
10.2 mm – 110 mm
Avg. sunshine per day
n/a
Sunshine duration is not available from this data source.
Avg. sea temperature
–
No sea nearby – no sea temperature.
Extremes: Highest temperature 34.1 °C (8 Sep 2023) · Lowest temperature 3.0 °C (26 Sep 2018) · Avg. daily peak wind 20 km/h
Weather mix of all days
- 53Sunny
- 84Partly cloudy
- 41Cloudy
- 66Light rain
- 28Rain
Summary
- On average 22.7 °C during the day and 11.5 °C at night.
- On average 9.4 rain days (Rain day = at least 1.0 mm of precipitation) with 50.3 mm of precipitation in total.
- Prevailing: Partly cloudy.
- Warmest year: 2026 (avg. 26.2 °C), coolest: 2017 (avg. 19.3 °C).
- Wettest year: 2024 (110 mm), driest: 2026 (10.2 mm).
- Extremes: 34.1 °C on 8 Sep 2023 and 3.0 °C on 26 Sep 2018.
Overall values from all 10 years. How is this calculated?
Charts
Temperatures per year
Average over your travel period
Precipitation & rain days
Year by year
2026
Avg. max26.2°Avg. min13.6°- Rain days
- 2 Rain days
- Precipitation
- 10.2 mm
- Avg. sunshine per day
- n/a
- Sea temperature
- –
Max 32.9 °C · Min 9.7 °C
2025
Avg. max21.2°Avg. min10.9°- Rain days
- 7 Rain days
- Precipitation
- 27.3 mm
- Avg. cloud cover
- 67 % cloudy
- Sea temperature
- –
Max 30.3 °C · Min 7.0 °C
2024
Avg. max20.2°Avg. min11.0°- Rain days
- 15 Rain days
- Precipitation
- 110 mm
- Avg. cloud cover
- 69 % cloudy
- Sea temperature
- –
Max 27.5 °C · Min 4.5 °C
2023
Avg. max26.0°Avg. min14.0°- Rain days
- 6 Rain days
- Precipitation
- 54.1 mm
- Avg. cloud cover
- 50 % cloudy
- Sea temperature
- –
Max 34.1 °C · Min 7.4 °C
2022
Avg. max22.0°Avg. min11.3°- Rain days
- 14 Rain days
- Precipitation
- 60.9 mm
- Avg. cloud cover
- 64 % cloudy
- Sea temperature
- –
Max 30.6 °C · Min 5.7 °C
2021
Avg. max23.3°Avg. min12.0°- Rain days
- 13 Rain days
- Precipitation
- 64.1 mm
- Avg. cloud cover
- 54 % cloudy
- Sea temperature
- –
Max 29.6 °C · Min 5.8 °C
2020
Avg. max23.6°Avg. min11.8°- Rain days
- 10 Rain days
- Precipitation
- 43.8 mm
- Avg. cloud cover
- 48 % cloudy
- Sea temperature
- –
Max 32.9 °C · Min 8.0 °C
2019
Avg. max22.4°Avg. min10.5°- Rain days
- 7 Rain days
- Precipitation
- 31.3 mm
- Avg. cloud cover
- 50 % cloudy
- Sea temperature
- –
Max 27.7 °C · Min 6.4 °C
2018
Avg. max22.4°Avg. min9.7°- Rain days
- 4 Rain days
- Precipitation
- 20.6 mm
- Avg. cloud cover
- 44 % cloudy
- Sea temperature
- –
Max 27.6 °C · Min 3.0 °C
2017
Avg. max19.3°Avg. min10.1°- Rain days
- 16 Rain days
- Precipitation
- 80.7 mm
- Avg. cloud cover
- 72 % cloudy
- Sea temperature
- –
Max 23.8 °C · Min 5.9 °C
Frequently asked questions
- How warm is it in Paris in September?
- Daytime highs averaged 22.7 °C, night-time lows 11.5 °C. The highest value of the past 10 years was 34.1 °C (8 Sep 2023), the lowest 3.0 °C (26 Sep 2018).
- How often does it rain in Paris in September?
- On average there were 9.4 rain days (at least 1 mm) with 50.3 mm of precipitation in total.
Check your exact travel dates
Choose your travel period – we show the weather for exactly those days.
Other destinations in September
Data sources
- Weather data
- Data obtained from the NASA Langley Research Center (LaRC) POWER Project funded through the NASA Earth Science/Applied Science Program
Reanalysis (weather model constrained by observations) on a coarse grid of about 50 km. Values represent a large area and can differ from local conditions, especially on islands, coasts and in mountains. No sunshine duration.
Reanalysis (weather model constrained by observations)
Reanalysis values represent a grid cell (approx. 25–50 km) and may differ from local measurements on coasts, islands and in mountains. - Sea temperature
- MUR SST data were provided by JPL under support by NASA MEaSUREs program; accessed via NOAA CoastWatch ERDDAP
Daily multi-scale ultra-high resolution (≈ 1 km) analysis of satellite measurements (infrared, microwave) and in-situ data. Represents the foundation temperature below the daily warm surface layer. (Satellite and in-situ analysis) - Place search
- Natural Earth (public domain) · GeoNames (CC BY 4.0) / OpenStreetMap (ODbL)